Round|Natural|GIA

1.00ct I IF Round Natural Diamond

EX • I/IF • GIA 1543760127

Certificate GIA 1543760127

Diamond specifications and retailer prices

From $3,299 USD
As of November 3, 2026
Save $2,932 USD (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,370 USD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1543760127. Listed at 19 retailers as of November 3, 2026, with a 89% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1543760127
Dimensions6.32 × 6.37 × 4.02 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.32 mm6.37 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543760127
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $6,231 USD|Low: $2,588 USD|High: $6,301 USD|Avg: $4,166 USD|-0.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 13$3,299 USD
Retailer 9$3,300 USD
Retailer 12$3,300 USD
Retailer 2$3,576 USD
Retailer 4$3,583 USD
Retailer 7$3,685 USD
Retailer 10$3,933 USD
Retailer 6$4,040 USD
Retailer 5$4,135 USD
Retailer 14$4,253 USD
Retailer 11$4,404 USD
Retailer 3$4,587 USD
Retailer 8$5,976 USD
NZ Jewellers$6,231 USD

34 data points across 14 retailers

19 retailers$3,299 USD to $6,231 USD

Retailer 1
-
$2,713 USD
Price last confirmed 62 days ago
A
Retailer 2
-
$3,299 USD
View
A
Retailer 3
-
$3,300 USD
View
A
Retailer 4
-
$3,300 USD
View
Final sale: no returns
A
Retailer 5
-
$3,576 USD
View
A
Retailer 6
-
$3,583 USD
View
Retailer 7
-
$3,583 USD
View
Price last confirmed 35 days ago
A
Retailer 8
-
$3,685 USD
View
Retailer 9
-
$3,721 USD
View
Price last confirmed 37 days ago
A
Retailer 10
-
$3,933 USD
View
Retailer 11
-
$4,040 USD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$4,135 USD
View
B+
Retailer 13
-
$4,253 USD
View
Retailer 14
-
$4,344 USD
View
Price last confirmed 34 days ago
B+
Retailer 15
-
$4,404 USD
View
B+
Retailer 16
-
$4,587 USD
View
B+
Retailer 17
-
$5,976 USD
View
B
Retailer 18
-
$6,231 USD
View
Most Expensive
NZ Jewellers
8e4fa28a-4374-4420-ab8c-0512eb7770f4 · Sep 26
$6,370 USD
View
Price last confirmed 39 days ago
18 more retailers have this diamond
Prices start from $3,299 USDSave up to $2,932 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Round
$3,299 USD